1 From 203c14fa37c25a7d92c4f433ae918c6a7ce4f4db Mon Sep 17 00:00:00 2001
2 From: Dom Cobley <popcornmix@gmail.com>
3 Date: Tue, 30 Jun 2020 11:23:49 +0100
4 Subject: [PATCH] vc_hdmi: Set VC4_HDMI_MAI_CONFIG_FORMAT_REVERSE
6 Without this bit set, HDMI_MAI_FORMAT doesn't pick up
7 the format and samplerate from DVP_CFG_MAI0_FMT and you
8 can't get HDMI_HDMI_13_AUDIO_STATUS_1 to indicate HBR mode
10 Signed-off-by: Dom Cobley <popcornmix@gmail.com>
12 drivers/gpu/drm/vc4/vc4_hdmi.c | 1 +
13 1 file changed, 1 insertion(+)
15 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c
16 +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
17 @@ -1019,6 +1019,7 @@ static int vc4_hdmi_audio_prepare(struct
19 HDMI_WRITE(HDMI_MAI_CONFIG,
20 VC4_HDMI_MAI_CONFIG_BIT_REVERSE |
21 + VC4_HDMI_MAI_CONFIG_FORMAT_REVERSE |
22 VC4_SET_FIELD(channel_mask, VC4_HDMI_MAI_CHANNEL_MASK));
24 channel_map = vc4_hdmi->variant->channel_map(vc4_hdmi, channel_mask);